/* ===== 天机排盘 · 全局样式（手机优先 / 横竖屏适配） ===== */
:root{
  --bg:#F5F0E6; --card:#FFFDF7; --ink:#2A2620; --muted:#8A8175;
  --red:#A63A2B; --red-soft:#F3E3DF; --gold:#B98A2F; --gold-soft:#F4EAD3;
  --line:#E6DECB; --green:#3E7A4E; --blue:#3A6A8A;
  --shadow:0 1px 4px rgba(60,48,30,.08); --radius:14px;
  --tabbar-h:58px;
}
*{box-sizing:border-box; -webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;height:100%;}
body{
  background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px; line-height:1.55; overscroll-behavior:none;
}
h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC","STSong",serif; margin:0;}
a{color:inherit; text-decoration:none;}
button{font-family:inherit;}
.serif{font-family:"Noto Serif SC","Songti SC","STSong",serif;}

/* ===== 布局骨架 ===== */
#app{display:flex; flex-direction:column; height:100%; max-width:760px; margin:0 auto; background:var(--bg);}
#topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:calc(env(safe-area-inset-top) + 8px) 14px 8px;
  background:linear-gradient(135deg,#A63A2B,#8C2E22); color:#FFF6EC;
  box-shadow:var(--shadow); z-index:20; flex:none;
}
.tb-left{display:flex; align-items:center; gap:8px; font-size:17px; font-weight:600; letter-spacing:1px;}
.tb-logo{display:flex; color:#F4D9A0;}
.tb-actions{display:flex; gap:6px;}
.tb-actions .tbtn{
  border:1px solid rgba(255,240,220,.35); background:rgba(255,255,255,.12); color:#FFF6EC;
  border-radius:999px; padding:3px 10px; font-size:12px; cursor:pointer;
}
.view{flex:1; overflow-y:auto; -webkit-overflow-scrolling:touch; padding:12px 12px 20px;}
#tabbar{
  display:flex; flex:none; background:var(--card); border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom); z-index:20;
}
#tabbar .tab{
  flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:2px; height:var(--tabbar-h); color:var(--muted); font-size:11px;
}
#tabbar .tab.on{color:var(--red); font-weight:600;}

/* 强制横屏（竖屏状态下旋转查看宽盘） */
#app.rotate{
  position:fixed; top:50%; left:50%; width:100vh; height:100vw;
  transform:translate(-50%,-50%) rotate(90deg); transform-origin:center;
  max-width:none; z-index:50;
}

/* ===== 通用组件 ===== */
.card{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:14px; margin-bottom:12px; box-shadow:var(--shadow);}
.card.tight{padding:10px;}
.card-title{font-size:15px; font-weight:700; margin-bottom:10px; display:flex; align-items:center; gap:8px;}
.card-title::before{content:""; width:4px; height:15px; background:var(--red); border-radius:2px;}
.section-title{font-size:13px; color:var(--muted); margin:14px 2px 8px; letter-spacing:2px;}
.row{display:flex; align-items:center; gap:8px;}
.row.wrap{flex-wrap:wrap;}
.row.between{justify-content:space-between;}
.col{display:flex; flex-direction:column; gap:8px;}
.muted{color:var(--muted);}
.small{font-size:12px;}
.center{text-align:center;}
.scroll-x{overflow-x:auto; -webkit-overflow-scrolling:touch;}
.divider{height:1px; background:var(--line); margin:10px 0;}
.tag{
  display:inline-block; padding:1px 8px; border-radius:999px; font-size:11px;
  background:var(--gold-soft); color:#8A6414; border:1px solid #E8D9B5; margin:1px 2px;
}
.tag.red{background:var(--red-soft); color:var(--red); border-color:#EBCFC8;}
.tag.blue{background:#E3EDF3; color:var(--blue); border-color:#CFDFE8;}
.tag.green{background:#E4EFE6; color:var(--green); border-color:#CFE3D3;}
.tag.dark{background:#EFEBE0; color:#5C544A; border-color:#DED6C4;}
.kv{display:flex; justify-content:space-between; padding:5px 0; border-bottom:1px dashed var(--line); font-size:13.5px;}
.kv:last-child{border-bottom:none;}
.kv b{font-weight:600;}
.hl{background:linear-gradient(transparent 62%, #F2D9A0 62%); font-weight:600;}

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  border:1px solid var(--line); background:var(--card); color:var(--ink);
  border-radius:10px; padding:8px 14px; font-size:14px; cursor:pointer; user-select:none;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--red); border-color:var(--red); color:#FFF6EC; font-weight:600;}
.btn-gold{background:var(--gold); border-color:var(--gold); color:#FFFDF7; font-weight:600;}
.btn-ghost{background:transparent;}
.btn-sm{padding:4px 10px; font-size:12.5px; border-radius:8px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.5; pointer-events:none;}

.field{margin-bottom:12px;}
.field>label{display:block; font-size:12.5px; color:var(--muted); margin-bottom:5px; letter-spacing:1px;}
.field input[type=text],.field input[type=number],.field input[type=date],.field input[type=time],.field select{
  width:100%; border:1px solid var(--line); background:#FFF; border-radius:10px;
  padding:9px 11px; font-size:15px; color:var(--ink); outline:none;
}
.field input:focus,.field select:focus{border-color:var(--red);}
.chips{display:flex; flex-wrap:wrap; gap:6px;}
.chip{
  border:1px solid var(--line); background:#FFF; border-radius:999px;
  padding:5px 12px; font-size:13px; cursor:pointer; color:var(--ink);
}
.chip.on{background:var(--red); border-color:var(--red); color:#FFF6EC; font-weight:600;}
.chip.gold.on{background:var(--gold); border-color:var(--gold);}
.note{font-size:12px; color:var(--muted); background:var(--gold-soft); border:1px dashed #E3D3AC; border-radius:10px; padding:8px 10px; margin-top:8px;}

/* ===== 首页：术数宫格 ===== */
.hero{
  background:linear-gradient(135deg,#8C2E22,#A63A2B 55%,#B98A2F);
  border-radius:var(--radius); color:#FFF6EC; padding:16px; margin-bottom:12px;
  box-shadow:var(--shadow); position:relative; overflow:hidden;
}
.hero::after{content:"☯"; position:absolute; right:-6px; top:-18px; font-size:86px; opacity:.12;}
.hero h1{font-size:19px; letter-spacing:3px;}
.hero p{margin:6px 0 0; font-size:12px; opacity:.85; letter-spacing:1px;}
.engine-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:10px;}
.engine-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:13px 11px; box-shadow:var(--shadow); cursor:pointer; position:relative;
}
.engine-card:active{transform:scale(.97);}
.engine-card .eng-icon{
  width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  background:var(--red-soft); color:var(--red); margin-bottom:8px;
}
.engine-card .eng-name{font-weight:700; font-size:14.5px; font-family:"Noto Serif SC","Songti SC",serif;}
.engine-card .eng-desc{font-size:11px; color:var(--muted); margin-top:2px; line-height:1.4;}
.engine-card .eng-tag{position:absolute; top:9px; right:9px;}

/* ===== 八字四柱 ===== */
.pillar-row{display:grid; grid-template-columns:repeat(4,1fr); gap:8px;}
.pillar{background:#FFF; border:1px solid var(--line); border-radius:12px; padding:10px 4px; text-align:center;}
.pillar .p-label{font-size:11px; color:var(--muted);}
.pillar .p-gz{font-size:23px; font-weight:700; font-family:"Noto Serif SC","Songti SC",serif; line-height:1.25;}
.pillar .p-gz .gan{color:var(--red);}
.pillar .p-gz .zhi{color:var(--ink);}
.pillar .p-sub{font-size:10.5px; color:var(--muted); margin-top:2px;}
.pillar.master{outline:2px solid var(--gold); background:linear-gradient(#FFFDF7,#FBF3DF);}
.gz-table{width:100%; border-collapse:collapse; font-size:13px;}
.gz-table th,.gz-table td{border:1px solid var(--line); padding:6px 7px; text-align:center;}
.gz-table th{background:#F6F1E4; font-weight:600; font-size:12.5px; white-space:nowrap;}
.gz-table td.gan{color:var(--red); font-weight:600;}
.gz-table td.zhi{font-weight:600;}
.gz-table tr.dayrow td{background:#FBF6E8;}
.gz-table .dmark{color:var(--gold); font-size:11px;}

/* ===== 奇门九宫 ===== */
.qm-board{display:grid; grid-template-columns:repeat(3,1fr); gap:5px; max-width:420px; margin:0 auto;}
.qm-cell{
  background:#FFF; border:1px solid var(--line); border-radius:10px; min-height:86px;
  padding:5px 5px 4px; font-size:11px; display:flex; flex-direction:column; gap:1px; position:relative;
}
.qm-cell .g-name{position:absolute; top:3px; left:5px; font-size:10px; color:var(--muted); font-weight:700;}
.qm-cell .g-num{position:absolute; top:3px; right:5px; font-size:10px; color:var(--gold); font-weight:700;}
.qm-cell .g-star{text-align:center; font-weight:700; color:var(--blue); font-size:11.5px; margin-top:13px;}
.qm-cell .g-shen{text-align:center; color:#7A5AA8; font-size:10.5px;}
.qm-cell .g-men{text-align:center; font-weight:700; font-size:11.5px; color:var(--ink);}
.qm-cell .g-men.ji{color:var(--red);}
.qm-cell .g-men small,.qm-cell .g-shen small{display:block; font-weight:400; font-size:9.5px; color:var(--gold); margin-top:1px;}
.qm-cell .g-gan{display:flex; justify-content:space-between; padding:0 3px; font-weight:700; font-size:12px;}
.qm-cell .g-gan .t{color:var(--red);}
.qm-cell .g-gan .d{color:#6B6154;}
.qm-cell.zhi-fu{outline:2px solid var(--gold);}
.qm-cell.center-cell{background:#FBF6E8;}

/* ===== 紫微四乘四 ===== */
.zw-board{display:grid; grid-template-columns:repeat(4,1fr); gap:4px;}
.zw-cell{
  background:#FFF; border:1px solid var(--line); border-radius:9px; padding:5px 4px;
  font-size:10px; min-height:74px; display:flex; flex-direction:column; gap:1px;
}
.zw-cell .z-head{display:flex; justify-content:space-between; font-weight:700; font-size:10.5px; color:var(--muted);}
.zw-cell .z-palace{font-weight:700; font-size:12px; color:var(--red); font-family:"Noto Serif SC",serif;}
.zw-cell .z-star{font-size:10.5px; color:var(--ink); line-height:1.35; word-break:break-all;}
.zw-cell .z-star b{color:#7A3B9A;}
.zw-cell .z-star i{color:var(--gold); font-style:normal;}
.zw-cell .z-star s{color:#9A8B7A; text-decoration:none;}
.zw-cell .z-dec{color:var(--blue); font-size:9.5px; margin-top:auto;}
.zw-cell.ming{outline:2px solid var(--gold); background:linear-gradient(#FFFDF7,#FBF3DF);}
.zw-center{
  grid-column:2 / span 2; grid-row:2 / span 2; background:#FBF6E8; border:1px dashed var(--gold);
  border-radius:9px; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:2px; font-size:11px; padding:6px; text-align:center;
}

/* ===== 六爻 ===== */
.gua-rows{display:flex; flex-direction:column; gap:5px;}
.yao-row{
  display:grid; grid-template-columns:34px 44px 1fr 52px 40px; align-items:center; gap:6px;
  background:#FFF; border:1px solid var(--line); border-radius:10px; padding:6px 8px; font-size:12.5px;
}
.yao-row .y-wei{font-size:11px; color:var(--muted); text-align:center;}
.yao-row .y-liuqin{font-weight:700; text-align:center; color:var(--red); font-size:12px;}
.yao-row .y-liuqin.kong{color:#B9AFC2;}
.yao-row .y-najia{font-weight:700; font-size:13.5px; text-align:center;}
.yao-row .y-shen{font-size:11px; color:#7A5AA8; text-align:center;}
.yao-row .y-mark{font-size:11px; text-align:center;}
.yao-row.dong{background:#FBF3E2; border-color:#E5CFA0;}
.yao-row.shi{outline:1.5px solid var(--gold);}
.yao-row.ying{outline:1.5px dashed #9DB4C4;}
.yao-line{height:7px; border-radius:3px; display:flex; gap:4px;}
.yao-line.yang{background:var(--ink);}
.yao-line.yin{background:transparent;}
.yao-line.yin::before,.yao-line.yin::after{content:""; flex:1; background:var(--ink); border-radius:3px;}
.yao-line.moving-yang{background:var(--red);}
.yao-line.moving-yin::before,.yao-line.moving-yin::after{background:var(--red);}

/* ===== 六壬 / 金口诀 通用课式 ===== */
.ke-table{width:100%; border-collapse:collapse; font-size:13px;}
.ke-table th,.ke-table td{border:1px solid var(--line); padding:5px 6px; text-align:center;}
.ke-table th{background:#F6F1E4; font-size:12px; white-space:nowrap;}
.ke-table .god{color:#7A5AA8; font-size:11.5px;}
.ke-table .dungan{color:var(--gold); font-size:11px;}
.sanchuan{display:grid; grid-template-columns:repeat(3,1fr); gap:8px;}
.sc-item{background:#FFF; border:1px solid var(--line); border-radius:12px; padding:10px; text-align:center;}
.sc-item .sc-label{font-size:11px; color:var(--muted);}
.sc-item .sc-gz{font-size:20px; font-weight:700; font-family:"Noto Serif SC",serif;}
.sc-item .sc-god{font-size:11.5px; color:#7A5AA8;}

/* ===== 玄空三盘 ===== */
.xk-boards{display:grid; grid-template-columns:repeat(3,1fr); gap:8px;}
.xk-board{background:#FFF; border:1px solid var(--line); border-radius:10px; overflow:hidden;}
.xk-board .xk-title{background:#F6F1E4; text-align:center; font-size:12px; font-weight:700; padding:4px;}
.xk-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line);}
.xk-cell{background:#FFF; text-align:center; padding:6px 2px; font-size:15px; font-weight:700; font-family:"Noto Serif SC",serif;}
.xk-cell small{display:block; font-size:9px; font-weight:400; color:var(--muted); font-family:sans-serif;}
.xk-cell .w{color:var(--green);} .xk-cell .b{color:var(--red);}

/* ===== 浏览器模块 ===== */
.browser-shell{display:flex; flex-direction:column; height:100%; margin:-12px -12px -20px;}
.cs-switch{display:flex; gap:0; flex:none; border-bottom:1px solid var(--line); background:var(--card);}
.cs-switch .cs-btn{flex:1; border:none; background:transparent; color:var(--muted); font-size:14px; font-weight:600; padding:11px 4px; cursor:pointer; border-bottom:2px solid transparent;}
.cs-switch .cs-btn.on{color:var(--red); border-bottom-color:var(--red); background:rgba(166,58,43,.05);}
.browser-bar{display:flex; gap:6px; padding:8px 10px; background:var(--card); border-bottom:1px solid var(--line); align-items:center; flex:none;}
.browser-bar input{
  flex:1; border:1px solid var(--line); border-radius:999px; padding:7px 13px; font-size:14px; outline:none; background:#FFF;
}
.browser-bar .bbtn{
  border:none; background:transparent; color:var(--red); font-size:17px; padding:4px 6px; cursor:pointer; flex:none;
}
.browser-bar .bbtn:disabled{color:#C9BFAE;}
.browser-frame{flex:1; border:none; background:#FFF; width:100%;}
.browser-hint{padding:26px 20px; text-align:center; color:var(--muted); font-size:13px;}
.url-list .url-item{display:flex; align-items:center; gap:8px; padding:8px 10px; border-bottom:1px dashed var(--line); font-size:13px;}
.url-list .url-item .u-name{font-weight:600; flex:none;}
.url-list .url-item .u-url{color:var(--muted); flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.url-list .url-item .u-del{color:var(--red); cursor:pointer; padding:2px 6px;}

/* ===== 课程模块 ===== */
.course-tabs{display:flex; gap:6px; margin-bottom:12px; flex-wrap:wrap;}
.course-card{display:flex; gap:10px; background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:10px; margin-bottom:10px; box-shadow:var(--shadow); cursor:pointer;}
.course-card:active{transform:scale(.98);}
.course-cover{
  width:96px; height:64px; border-radius:9px; flex:none; position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center; color:#FFF6EC; font-size:22px;
}
.course-cover .lock{position:absolute; right:4px; top:4px; font-size:12px; background:rgba(0,0,0,.4); border-radius:6px; padding:1px 5px;}
.course-info{flex:1; min-width:0;}
.course-info .c-title{font-weight:700; font-size:14px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.course-info .c-meta{font-size:11.5px; color:var(--muted); margin-top:2px;}
.course-info .c-price{font-size:12.5px; margin-top:4px; font-weight:700;}
.course-info .c-price.free{color:var(--green);}
.course-info .c-price.paid{color:var(--red);}
.course-info .c-price.owned{color:var(--gold);}
.progress{height:4px; background:var(--line); border-radius:2px; margin-top:6px; overflow:hidden;}
.progress>i{display:block; height:100%; background:var(--gold);}
.player-wrap{background:#000; border-radius:12px; overflow:hidden; position:relative;}
.player-wrap video{width:100%; display:block; max-height:46vh; background:#000;}
.player-wrap iframe{width:100%; height:auto; aspect-ratio:16/9; min-height:200px; max-height:46vh; display:block; background:#000; border:0;}
.pay-price{font-size:26px; font-weight:800; color:var(--red); font-family:"Noto Serif SC",serif;}

/* ===== 我的 ===== */
.menu-list{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;}
.menu-item{display:flex; align-items:center; gap:10px; padding:13px 14px; border-bottom:1px solid var(--line); font-size:14px; cursor:pointer;}
.menu-item:last-child{border-bottom:none;}
.menu-item .mi-val{margin-left:auto; color:var(--muted); font-size:13px;}
.switch{margin-left:auto; width:44px; height:24px; border-radius:999px; background:#D8CFBE; position:relative; transition:.2s; flex:none;}
.switch::after{content:""; position:absolute; width:20px; height:20px; border-radius:50%; background:#FFF; top:2px; left:2px; transition:.2s; box-shadow:0 1px 3px rgba(0,0,0,.25);}
.switch.on{background:var(--red);}
.switch.on::after{left:22px;}
.history-item{display:flex; gap:8px; align-items:baseline; padding:8px 10px; border-bottom:1px dashed var(--line); font-size:13px; cursor:pointer;}
.history-item:last-child{border-bottom:none;}
.history-item .h-engine{font-weight:700; color:var(--red); flex:none;}
.history-item .h-time{color:var(--muted); font-size:11.5px; margin-left:auto; flex:none;}

/* ===== 弹窗 / Toast ===== */
.modal-mask{position:fixed; inset:0; background:rgba(30,24,16,.45); z-index:100; display:flex; align-items:flex-end; justify-content:center;}
.modal{
  background:var(--card); border-radius:18px 18px 0 0; width:100%; max-width:560px;
  padding:18px 16px calc(18px + env(safe-area-inset-bottom)); animation:rise .22s ease; max-height:86vh; overflow-y:auto;
}
@keyframes rise{from{transform:translateY(40px); opacity:.4;}to{transform:none; opacity:1;}}
.modal h3{font-size:16px; margin-bottom:8px;}
#toast-root{position:fixed; top:18%; left:50%; transform:translateX(-50%); z-index:200; display:flex; flex-direction:column; gap:8px; align-items:center; pointer-events:none;}
.toast{background:rgba(40,32,22,.88); color:#FFF6EC; border-radius:999px; padding:8px 18px; font-size:13.5px; animation:fade .25s ease;}
@keyframes fade{from{opacity:0; transform:translateY(-8px);}to{opacity:1;}}

/* ===== 横屏适配 ===== */
@media (orientation:landscape) and (max-height:500px){
  .view{padding:8px 10px 14px;}
  .engine-grid{grid-template-columns:repeat(4,1fr);}
  .qm-board{max-width:460px;}
  .hero{padding:10px 14px;}
  .hero h1{font-size:16px;}
  .course-cover{width:120px; height:72px;}
}
/* 深色模式（跟随系统） */
@media (prefers-color-scheme:dark){
  :root{
    --bg:#191612; --card:#241F18; --ink:#EDE4D2; --muted:#9A8F7C;
    --line:#3A332A; --gold-soft:#3A2F1C; --red-soft:#40211B;
  }
  .field input,.field select,.chip,.engine-card,.pillar,.qm-cell,.zw-cell,.xk-cell{background:#1E1913; color:var(--ink);}
  .gz-table th,.xk-board .xk-title,.ke-table th{background:#2E281E;}
  .zw-center{background:#2A2317;}
  .pillar.master,.zw-cell.ming,.yao-row.dong{background:#2E2819;}
  .pk .tag.dark{background:#322B21;}
}
/* 深色模式（手动指定） */
html[data-theme="dark"]{
  --bg:#191612; --card:#241F18; --ink:#EDE4D2; --muted:#9A8F7C;
  --line:#3A332A; --gold-soft:#3A2F1C; --red-soft:#40211B;
}
html[data-theme="dark"] body{background:var(--bg); color:var(--ink);}
html[data-theme="dark"] .field input,html[data-theme="dark"] .field select,
html[data-theme="dark"] .chip,html[data-theme="dark"] .engine-card,html[data-theme="dark"] .pillar,
html[data-theme="dark"] .qm-cell,html[data-theme="dark"] .zw-cell,html[data-theme="dark"] .xk-cell,
html[data-theme="dark"] .course-card,html[data-theme="dark"] .menu-list{background:#1E1913; color:var(--ink);}
html[data-theme="dark"] .gz-table th,html[data-theme="dark"] .xk-board .xk-title,html[data-theme="dark"] .ke-table th{background:#2E281E;}
html[data-theme="dark"] .zw-center{background:#2A2317;}
html[data-theme="dark"] .pillar.master,html[data-theme="dark"] .zw-cell.ming,html[data-theme="dark"] .yao-row.dong{background:#2E2819;}
html[data-theme="dark"] .tag.dark{background:#322B21;}
html[data-theme="dark"] .hero{filter:brightness(.92);}